use the default clang-format path

Author: mmomtchev

.vscode/settings.json

@@ -86,7 +86,6 @@
     "forward_list": "cpp"
   },
   "editor.formatOnSave": true,
-  "clang-format.executable": "clang-format",
   "clang-format.style": "file",
   "clang-format.fallbackStyle": "LLVM",
   "[cpp]": {